Asteroids

2022WG1 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.495

Aphelion (Q)

5.180

Eccentricity (e)

0.826

Inclination (i)

9.8

deg

Orbit period (P)

1746.0

Earth MOID

0.00260

U parameter

8.5

Next Earth close approach

Date

2046-11-17

Nominal distance (from Earth center)

0.07795

11661215

Maximum Brightness

23.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.9

mag

Diameter

18 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-11-16

Observatory

Pan-STARRS 1, Haleakala

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.837693

1-sigma variation

0.015507

Unit

Eccentricity (e)

Value

0.825588

1-sigma variation

0.001081

Unit

Inclination (i)

Value

9.7568

1-sigma variation

0.0146

Unit

Long. of Ascending Node (Ω)

Value

58.0501

1-sigma variation

0.0015

Unit

Arg. of Perihelion (ω)

Value

96.8269

1-sigma variation

0.0011

Unit

Mean Anomaly (M)

Value

216.78309

1-sigma variation

1.77008

Unit

Perihelion distance

Value

0.494929

1-sigma variation

Unit

Aphelion distance

Value

5.180457

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.014015

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.190706

1-sigma variation

Unit

MOID

Value

0.002597

1-sigma variation

Unit

Orbit Period

Value

1746.0091

1-sigma variation

Unit

U parameter

Value

8.5

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.40453E-4	1.67606E-5	2.26324E-4	-2.33074E-5	1.63723E-5	-2.74478E-2
e	1.67606E-5	1.16828E-6	1.57758E-5	-1.62463E-6	1.14129E-6	-1.91323E-3
i	2.26324E-4	1.57758E-5	2.13028E-4	-2.19383E-5	1.54170E-5	-2.58350E-2
Ω	-2.33074E-5	-1.62463E-6	-2.19383E-5	2.25931E-6	-1.58832E-6	2.66055E-3
ω	1.63723E-5	1.14129E-6	1.54170E-5	-1.58832E-6	1.13954E-6	-1.86890E-3
M	-2.74478E-2	-1.91323E-3	-2.58350E-2	2.66055E-3	-1.86890E-3	3.13318E0

Date of computation: 2025-09-10 00:30 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

25.89

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

18 - 40*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

1029

Unit

Source

[1]

Normalized RMS of residuals

Value

0.656428

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-11-16.332359

Unit

Source

[2]

Last Observation

Value

2022-11-22.064045

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

34 (3)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2022WG1 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	2022-11-22 08:18	< 1 s	0.0113890	0.0113413	0.0000159
EARTH	2046-11-17 13:24	> 1 mo	0.0779504	0.0128966	1.0619693
EARTH	2061-05-28 08:46	> 1 w	0.1015471	0.0587362	0.2106858
EARTH	2080-05-24 07:27	> 1 mo	0.1866030	0.0785337	0.9274964
EARTH	2084-11-21 06:20	> 1 mo	0.0299393	0.0281559	0.4643341
EARTH	2113-05-25 04:30	> 1 mo	0.1995338	0.0965264	9.5329278
EARTH	2117-11-14 02:29	> 1 mo	0.1364519	0.0392426	11.1128718

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
322.13787699	317.33540047	0.00263376	MINIMUM
38.54118785	148.98261866	0.04177587	MINIMUM
0.72029220	53.56984115	0.50865706	SADDLE
0.94776713	234.27225678	1.50020110	SADDLE
180.06623352	232.90277350	4.18861691	SADDLE
180.11975407	52.91670595	6.15867894	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out